參數(shù)資料
型號: SN74ALVCH244PWLE
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: ALVC/VCX/A SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: PLASTIC, TSSOP-20
文件頁數(shù): 10/15頁
文件大?。?/td> 415K
代理商: SN74ALVCH244PWLE
www.ti.com
ELECTRICAL CHARACTERISTICS
SWITCHING CHARACTERISTICS
SN74ALVCH244
OCTAL BUFFER/DRIVER
WITH 3-STATE OUTPUTS
SCES112F – JULY 1997 – REVISED AUGUST 2004
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN TYP(1)
MAX
UNIT
IOH = -100 A
1.65 V to 3.6 V
VCC - 0.2
IOH = -4 mA
1.65 V
1.2
IOH = -6 mA
2.3 V
2
VOH
2.3 V
1.7
V
IOH = -12 mA
2.7 V
2.2
3 V
2.4
IOH = -24 mA
3 V
2
IOL = 100 A
1.65 V to 3.6 V
0.2
IOL = 4 mA
1.65 V
0.45
IOL = 6 mA
2.3 V
0.4
VOL
V
2.3 V
0.7
IOL = 12 mA
2.7 V
0.4
IOL = 24 mA
3 V
0.55
II
VI = VCC or GND
3.6 V
±5
A
VI = 0.58 V
1.65 V
(2)
VI = 1.07 V
1.65 V
(2)
VI = 0.7 V
2.3 V
45
II(hold)
VI = 1.7 V
2.3 V
-45
A
VI = 0.8 V
3 V
75
VI = 2 V
3 V
-75
VI = 0 to 3.6 V
(3)
3.6 V
±500
IOZ
VO = VCC or GND
3.6 V
±10
A
ICC
VI = VCC or GND,
IO = 0
3.6 V
10
A
I
CC
One input at VCC - 0.6 V,
Other inputs at VCC or GND
3 V to 3.6 V
750
A
Control inputs
4.5
Ci
VI = VCC or GND
3.3 V
pF
Data inputs
6
Co
Outputs
VO = VCC or GND
3.3 V
8
pF
(1)
All typical values are at VCC = 3.3 V, TA = 25°C.
(2)
This information was not available at the time of publication.
(3)
This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to
another.
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
VCC = 2.5 V
VCC = 3.3 V
VCC = 1.8 V
VCC = 2.7 V
FROM
TO
± 0.2 V
± 0.3 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
TYP
MIN
MAX
MIN
MAX
MIN
MAX
tpd
A
Y
(1)
1
3.1
1.1
2.8
ns
ten
OE
Y
(1)
1.5
5.4
5.3
1.5
4.5
ns
tdis
OE
Y
(1)
1
4.1
4.4
1.7
4.2
ns
(1)
This information was not available at the time of publication.
4
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